Home / 10,220.24-14,086.00-9,935.93

Finding the Fourth Proportional to 10,220.24, 14,086.00 and 9,935.93

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Solution

The fourth proportional to 10,220.24, 14,086.00 and 9,935.93 is: 13,694.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,220.24 : 14,086.00 = 9,935.93 : x
  2. Step 2: Convert to fraction form
    10,220.24/14,086.00 = 9,935.93/x
  3. Step 3: Cross multiply
    10,220.24x = 14,086.00 × 9,935.93
  4. Step 4: Simplify right side
    10,220.24x = 139,957,557.61
  5. Step 5: Solve for x
    x = 139,957,557.61/10,220.24
  6. Step 6: Final answer
    x = 13,694.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.